Home / 3,944,338.22-5,916,844.52-1,385,330.40

Finding the Fourth Proportional to 3,944,338.22, 5,916,844.52 and 1,385,330.40

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Solution

The fourth proportional to 3,944,338.22, 5,916,844.52 and 1,385,330.40 is: 2,078,114.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,338.22 : 5,916,844.52 = 1,385,330.40 : x
  2. Step 2: Convert to fraction form
    3,944,338.22/5,916,844.52 = 1,385,330.40/x
  3. Step 3: Cross multiply
    3,944,338.22x = 5,916,844.52 × 1,385,330.40
  4. Step 4: Simplify right side
    3,944,338.22x = 8,196,784,578,702.76
  5. Step 5: Solve for x
    x = 8,196,784,578,702.76/3,944,338.22
  6. Step 6: Final answer
    x = 2,078,114.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.